There are 6 13-letter words that start with 'leg'.
| legalizations | legislatively | 
| legislatorial | legitimations | 
| legitimatized | legitimatizes | 
Note: These 6 13-letter words that start with 'leg' are found from the USA & Canada version of the tournament Scrabble word list.
Also see words start with legi, lega, lege, legg, legu, legw, legh, legl, legm, lego, legr, legs.
4-letter words start with 'leg' (1)